Students' Text-book of Color: Or, Modern Chromatics, with Applications to Art and IndustryD. Appleton, 1903 - 329 pagini |
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Pagina 11
... seen directly or without help ; to ob- tain vision of them it is necessary that a self - luminous body also should be present . The candle flame pours out its flood of tiny waves on the objects in the room ; in the act of striking on ...
... seen directly or without help ; to ob- tain vision of them it is necessary that a self - luminous body also should be present . The candle flame pours out its flood of tiny waves on the objects in the room ; in the act of striking on ...
Pagina 13
... seen directly , and the difference may often be considerable . For example , it may easily be the case that an object beyond the water , and situated at some distance from it , is not seen in the reflected picture at all , light from it ...
... seen directly , and the difference may often be considerable . For example , it may easily be the case that an object beyond the water , and situated at some distance from it , is not seen in the reflected picture at all , light from it ...
Pagina 14
... seen by the aid of light which they reflect in a diffused way to the eye of the observer ; transparencies , designs in stained or painted glass , etc. , are , on the other hand , seen by light which passes entirely through their ...
... seen by the aid of light which they reflect in a diffused way to the eye of the observer ; transparencies , designs in stained or painted glass , etc. , are , on the other hand , seen by light which passes entirely through their ...
Pagina 15
... seen that all bodies reflect some of the light falling on them ; it is equally true that they transmit a certain portion . A plate of very pure glass , or a thin layer of pure water , will transmit all the light falling on it , ex- cept ...
... seen that all bodies reflect some of the light falling on them ; it is equally true that they transmit a certain portion . A plate of very pure glass , or a thin layer of pure water , will transmit all the light falling on it , ex- cept ...
Pagina 17
... seen that the sensation of sight is produced by the action of very minute waves on the nervous substance of the retina ; that is to say , by the aid of purely mechanical movements of a definite character . When these waves have a length ...
... seen that the sensation of sight is produced by the action of very minute waves on the nervous substance of the retina ; that is to say , by the aid of purely mechanical movements of a definite character . When these waves have a length ...
Alte ediții - Afișează-le pe toate
Students' Text-book of Color: Or, Modern Chromatics, with Applications to ... Ogden Nicholas Rood Vizualizare completă - 1895 |
Students' Text-book of Color; Or, Modern Chromatics: With Applications to ... Ogden Nicholas Rood Vizualizare completă - 1899 |
Students' Text-book of Color: Or, Modern Chromatics, with Applications to ... Ogden Nicholas Rood Vizualizare completă - 1913 |
Termeni și expresii frecvente
appear arranged artists beautiful blue-green bluish bluish-green bright brilliant brown carmine cause changes CHAPTER chromatic circle chromatic composition chrome-yellow colour-blind coloured light coloured surfaces combinations complementary colours contrast cyan-blue dark darkened emerald-green employed experiment fact fixed lines fundamental colours furnished gamboge gives gradation green and violet green light green-blue greenish greenish-blue greenish-yellow Helmholtz hence illumination Illustrations indicated in Fig intensity kind less light and shade luminosity luminous Maxwell ment mingled mixed mixture nature normal eye normal spectrum objects observer obtained ochre optic nerve orange orange-red orange-yellow painted pale pigments placed plate portion position present prism Professor Prussian-blue pure colours pure grey purple rays reach the eye red and green red lead red light reflected light result retina rotation saturated sensation stained glass theory of colour tints tion transmitted ultramarine ultramarine-blue uranium glass vermilion violet nerves violet-blue water-colour wave-length white light white paper yellowish yellowish-green
Pasaje populare
Pagina 246 - ... just what curvature is to lines, both being felt to be beautiful by the pure instinct of every human mind, and both, considered as types, expressing the law of gradual change and progress in the human soul itself.